Norway vs Vietnam: Primary energy from hydropower

Norway
145.15 terawatt-hours
in 2025
Vietnam
101.83 terawatt-hours
in 2025
Norway rank
7th
Vietnam rank
8th

Primary energy from hydropower over time

  • Norway
  • Vietnam
050100150196519952025

How they compare

Norway currently reports 145.15 terawatt-hours against 101.83 terawatt-hours in Vietnam, a difference of 43.32 terawatt-hours.

That makes Norway's figure about 1.4 times Vietnam's.

Across all 61 years both countries report, Norway has been ahead every year.

Norway ranks 7th and Vietnam ranks 8th of 77 countries.

Norway has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Norway Vietnam Difference Ahead
1960s 53.81 terawatt-hours 0.436 terawatt-hours 53.38 terawatt-hours Norway
1970s 73.86 terawatt-hours 0.5933 terawatt-hours 73.27 terawatt-hours Norway
1980s 100.97 terawatt-hours 1.73 terawatt-hours 99.24 terawatt-hours Norway
1990s 115.11 terawatt-hours 9.52 terawatt-hours 105.59 terawatt-hours Norway
2000s 125.9 terawatt-hours 20.24 terawatt-hours 105.65 terawatt-hours Norway
2010s 132.91 terawatt-hours 59.81 terawatt-hours 73.1 terawatt-hours Norway
2020s 139.09 terawatt-hours 86.44 terawatt-hours 52.65 terawatt-hours Norway

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy from hydropower, Norway or Vietnam?
Norway, at 145.15 terawatt-hours against 101.83 terawatt-hours in Vietnam as of 2025.
What is the difference in primary energy from hydropower between Norway and Vietnam?
43.32 terawatt-hours, with Norway ahead.
How many years of comparable data are there for Norway and Vietnam?
61 years are reported by both, from 1965 to 2025.
How do Norway and Vietnam rank globally for primary energy from hydropower?
Norway ranks 7th and Vietnam ranks 8th of 77 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Primary energy from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Primary energy from hydropower
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,686 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.